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Listed under:  Mathematics  >  Number (Mathematics)  >  Numeral systems  >  Bases (Numeral systems)  >  Binary numeral system
Listed under:  Mathematics  >  Number (Mathematics)  >  Numeral systems  >  Place value  >  Bases (Numeral systems)  >  Binary numeral system
Online

AI and image recognition

This lesson builds on How can an AI recognise what is sees? It focuses on image recognition that involves feature extraction, object detection and classification, and introduces the idea that computers store and use data using 0s and 1s.

Assessment

Assessment resources

Browse assessment resources.

Assessment

Pixels and binary digits

Students are given a bitmap image made up of coloured pixels. They explain how the image is made up of binary digits that represent each pixel. Students represent 8 colours using binary digits. Teachers assess the student’s demonstrated knowledge/skills using the checklist provided.

Online

Creating my own spreadsheet to convert binary to decimal

A spreadsheet can be used to do calculations quickly using formulas. How can we make a spreadsheet that converts a binary number to a decimal number? This lesson provides some guidance and Excel files for student and teacher use.

Online

Data compression

Students will learn how the information in a pixel can be manipulated to change the image, and apply a bitmask filter to an image to remove some information and reduce the memory size of the file. Finally, students will modify the filter to find a balance between quality and small file size. Based on the original lessons ...

Online

Introduction to binary - catering for vision impaired students

This sequence of lessons focuses on what a binary number is, what a decimal number is, why binary numbers are important in digital systems and how to read and understand a binary number.

Video

What are pixels?

Meet Kevin Systrom and Piper Hanson as they explain how digital images work. What are pixels, those tiny dots of light, made from? How are colours created and represented? What does Kevin say about the way mathematical functions are used to create different image filters. What is the difference between image resolution ...

Video

How computers compute

Watch as Jamie Teherani from MIT, demonstrates how a big, mechanical computer made from wood works. What does it have in common with the high-tech computers of today?

Online

Computers and binary

This is a unit for Year 8 from the Scope and sequence resources from the DT Hub. The topic of data representation is organised into four key elements. Use this flow of activities to plan and assess students against the relevant achievement standards. Students examine the ways all computer data including text, images and ...

Interactive

Laptop wrap – colour by numbers

A page with a focus on binary and hexadecimal numbers and their relationship to colour displays. Contains supporting activities and links to resources.

Online

Data Representation

Find out about Data Representation. Use this topic from the Digital Technologies Hub to learn more, get ideas about how to teach about it, find out what other schools are doing and use the applications and games in the classroom.

Text

Assessment: Australian Curriculum: Digital Technologies sample Data assessment tasks: years 7-8

Resource description This resource provides strategies for assessing students' understanding of the ways in which data can be sourced, organised and represented to maximise options for analysis, evaluation, decomposition and visualisation in order to create digital solutions. The context of the resource is the liveability ...

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Australian Curriculum: Digital Technologies key concepts mapping: years 7-8

This PDF uses colour coding to provide a line of sight between key concepts, content descriptions and achievement standards in the Digital Technologies subject in the Australian Curriculum.

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Faith Lutheran College – Project proposal

This PDF outlines Faith Lutheran College's proposal to participate in the Digital Technologies in Focus project.

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Faith Lutheran College – PL ecosystem

This document illustrates the network of people and resources that make up Faith Lutheran College's Professional Learning ecosystem.

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Books for exploring Digital Technologies concepts

This PDF provides a list of suggested books or similar that identify and discuss key concepts, key ideas and related ways of thinking about Digital Technologies.

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ACARA sample assessment task: years 7-8

This resource provides strategies for assessing students' understanding of the ways in which data can be sourced, organised and represented to maximise options for analysis, evaluation, decomposition and visualisation in order to create digital solutions. The context of the resource is the liveability of the places in which ...

Text

Australian Curriculum: Digital Technologies Years 5–6 sample assessment task: How do digital systems represent data? Teacher PowerPoint

This PowerPoint supports the years 5-6 assessment task, How do digital systems represent data?

Audio

Faith Lutheran College – Podcast

This podcast includes information about the aims, challenges, insights and accomplishments of Faith Lutheran College's participation in the Digital Technologies in Focus project.

Online

Everything is numbers!

In this sequence students learn how the binary number system works, how we can represent text using binary numbers and learn one of the representations of the standard English alphabet used by computers. They look at how the same concepts apply to non-text data and analyse the effectiveness of some binary representation ...